b7251261de
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9260 a1c6a512-1295-4272-9138-f99709370657
78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2005 by Miika Pekkarinen
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef _TAGCACHE_H
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#define _TAGCACHE_H
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#include "id3.h"
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enum tag_type { tag_artist = 0, tag_album, tag_genre, tag_title,
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tag_filename/*, tag_checksum*/ };
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#define TAG_COUNT 5
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#ifdef HAVE_DIRCACHE
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#define HAVE_TC_RAMCACHE 1
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#endif
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/* Allow a little drift to the filename ordering. */
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#define POS_HISTORY_COUNT 4
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/* How many entries we can create in one tag file (for sorting). */
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#define TAGFILE_MAX_ENTRIES 20000
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#define SEEK_LIST_SIZE 50
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#define TAGCACHE_MAX_FILTERS 3
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struct tagcache_search {
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/* For internal use only. */
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int fd;
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long seek_list[SEEK_LIST_SIZE];
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long filter_tag[TAGCACHE_MAX_FILTERS];
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long filter_seek[TAGCACHE_MAX_FILTERS];
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int filter_count;
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int seek_list_count;
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int seek_pos;
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long position;
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int entry_count;
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bool valid;
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/* Exported variables. */
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bool ramsearch;
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int type;
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char *result;
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int result_len;
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long result_seek;
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};
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bool tagcache_search(struct tagcache_search *tcs, int tag);
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bool tagcache_search_add_filter(struct tagcache_search *tcs,
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int tag, int seek);
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bool tagcache_get_next(struct tagcache_search *tcs);
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void tagcache_search_finish(struct tagcache_search *tcs);
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int tagcache_get_progress(void);
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#ifdef HAVE_TC_RAMCACHE
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bool tagcache_is_ramcache(void);
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bool tagcache_fill_tags(struct mp3entry *id3, const char *filename);
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#endif
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void tagcache_init(void);
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void tagcache_start_scan(void);
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void tagcache_stop_scan(void);
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bool tagcache_force_update(void);
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#endif
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